The gas we use in the kitchen is called liquefied petroleum gas (LPG). In the cylinder it exists as a liquid. When it comes out from the cylinder it becomes a gas (Change − A) then it burns (Change − B). The following statements pertain to these changes. Choose the correct one

Chapter 6: Physical and Chemical Changes

NCERT solutions for Class 7 Science Textbook chapter 6 (Physical and Chemical Changes) include all questions with solution and detail explanation.
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